Hardware Spec Index

Altrix HD-8511 Core 20TB 7,200 RPM CMR Enterprise Hard Drive

Hard Drives · Altrix · SKU HD8511-CORE · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index3,002 (Hard Drives scale)
Category rank#23,008
Street price$599
Power8 W
Performance per dollar5.01
Released2022

Specifications

BrandAltrix
ModelAltrix HD-8511 Core
Capacity20 TB
ClassEnterprise
RecordingCMR (conventional magnetic recording)
Spindle speed7,200 RPM
Cache512 MB
InterfaceSATA 6 Gb/s
Sustained transfer280 MB/s
Workload rating550 TB/year
MTBF2.5 million hours
Helium-filledYes
Warranty5 years

Related guides

CMR vs SMR Hard DrivesNAS RAID Levels Explained

Similar Hard Drives

ModelBenchmarkPriceCompare
Strivon HD-4227 Core 8TB 7,200 RPM CMR Surveillance Hard Drive1,489$169Compare
Mirenta HD-3610 Prime 8TB 7,200 RPM CMR NAS Hard Drive1,858$239Compare
Altrix HD-5775 Max 12TB 7,200 RPM CMR Surveillance Hard Drive2,167$309Compare
Mirenta HD-9896 Ti 24TB 7,200 RPM CMR NAS Hard Drive2,941$599Compare
Novexa HD-9285 Prime 16TB 7,200 RPM CMR NAS Hard Drive1,799$219Compare
Novexa HD-7178 SE 20TB 7,200 RPM CMR NAS Hard Drive2,112$249Compare

All Hard Drives · JSON

Cite this page: Hardware Spec Index, “Altrix HD-8511 Core 20TB 7,200 RPM CMR Enterprise Hard Drive”, https://vextor7.com/item/93022643 (accessed 2026-10-22).